YouCompleteMe/cpp/ycm/ClangCompleter/ClangResultsCache.h
2013-01-18 17:22:36 -08:00

89 lines
2.4 KiB
C++

// Copyright (C) 2011, 2012 Strahinja Val Markovic <val@markovic.io>
//
// This file is part of YouCompleteMe.
//
// YouCompleteMe is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// YouCompleteMe is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with YouCompleteMe. If not, see <http://www.gnu.org/licenses/>.
#ifndef CLANGRESULTSCACHE_H_REUWM3RU
#define CLANGRESULTSCACHE_H_REUWM3RU
#include "CompletionData.h"
#include <vector>
#include <boost/thread/locks.hpp>
#include <boost/thread/shared_mutex.hpp>
#include <boost/function.hpp>
#include <boost/config.hpp>
#include <boost/utility.hpp>
namespace YouCompleteMe
{
struct CompletionData;
class ClangResultsCache : boost::noncopyable
{
public:
ClangResultsCache() : line_( -1 ), column_( -1 ) {}
bool NewPositionDifferentFromStoredPosition( int new_line, int new_colum )
const;
void ResetWithNewLineAndColumn( int new_line, int new_colum );
void SetCompletionDatas( const std::vector< CompletionData > new_completions )
{
completion_datas_ = new_completions;
}
#ifndef BOOST_NO_RVALUE_REFERENCES
# ifdef __clang__
# pragma clang diagnostic push
# pragma clang diagnostic ignored "-Wc++98-compat"
# endif //#ifdef __clang__
void SetCompletionDatas( std::vector< CompletionData >&& new_completions )
{
completion_datas_ = new_completions;
}
# ifdef __clang__
# pragma clang diagnostic pop
# endif //#ifdef __clang__
#endif //#ifndef BOOST_NO_RVALUE_REFERENCES
template< typename T >
T OperateOnCompletionDatas(
boost::function< T( const std::vector< CompletionData >& ) > operation )
const
{
boost::shared_lock< boost::shared_mutex > reader_lock( access_mutex_ );
return operation( completion_datas_ );
}
private:
int line_;
int column_;
std::vector< CompletionData > completion_datas_;
mutable boost::shared_mutex access_mutex_;
};
} // namespace YouCompleteMe
#endif /* end of include guard: CLANGRESULTSCACHE_H_REUWM3RU */